CLEANSUI holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC) with 3 filings. The WikiTrademarks Expansion Score is 0/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed October 9, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
2 records| Date | From | To |
|---|---|---|
| Jul 24, 2017 |
MITSUBISHI RAYON CLEANSUI CO., LTD.
|
MITSUBISHI CHEMICAL CLEANSUI CORPORATION
TOKYO
|
| Mar 15, 2017 |
MITSUBISHI RAYON CO., LTD.
|
MITSUBISHI RAYON CLEANSUI CO., LTD.
TOKYO
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 86474348 | CLEANSUI | Dec 08, 2014 | Abandoned | 011 Lighting & HVAC 021 Housewares | MITSUBISHI CHEMICAL CLEANSUI CORPORATION |
| 86474372 | CLEANSUI | Dec 08, 2014 | Abandoned | 011 Lighting & HVAC 021 Housewares | MITSUBISHI CHEMICAL CLEANSUI CORPORATION |
| 86474404 | CLEANSUI | Dec 08, 2014 | Abandoned | 011 Lighting & HVAC 021 Housewares | MITSUBISHI CHEMICAL CLEANSUI CORPORATION |
Weekly visibility reports showing how ChatGPT mentions CLEANSUI, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: CLEANSUI trademark portfolio
What trademarks does CLEANSUI hold?
CLEANSUI holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC), Class 21 (Housewares). The most recent filings are registered to MITSUBISHI CHEMICAL CLEANSUI CORPORATION.
How many trademarks does CLEANSUI have at the USPTO?
WikiTrademarks tracks 3 USPTO trademark filings attributed to CLEANSUI. The brand has been actively filing since December 2014. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does CLEANSUI file most often?
CLEANSUI's most active class is NICE Class 11 (Lighting & HVAC), with 3 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the CLEANSUI trademark?
The most recent filings under the CLEANSUI mark are registered to MITSUBISHI CHEMICAL CLEANSUI CORPORATION. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is CLEANSUI expanding into new categories?
The current WikiTrademarks Expansion Score for CLEANSUI is 0 out of 100, which is low — the brand is focused on defending its existing categories rather than expanding. The score combines NICE class breadth, filing velocity, and the rate of cross-class movement from the brand's filing history.
How can I track new CLEANSUI trademark filings?
Click the Watch Brand button at the top of this page to add CLEANSUI to your Watchlist. New filings show up on your WikiTrademarks dashboard within 24 to 48 hours of being public, alongside any class expansions, status changes, or assignment events.
More on this portfolio: Compare CLEANSUI to another owner · Browse all NICE classes · Most valuable brands
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